Remove unused FindCTK.cmake module
Remove unused FindCTK.cmake module

Since CTK targets are exported into a CTKConfig.cmake file, there is
no need for such module. It would simply add extra maintenance work
without real advantage.

See #397

commontk/CTK,SINTEFMedtek/CTK,fedorov/CTK,AndreasFetzer/CTK,Heather/CTK,Sardge/CTK,jcfr/CTK,danielknorr/CTK,SINTEFMedtek/CTK,CJGoch/CTK,SINTEFMedtek/CTK,danielknorr/CTK,CJGoch/CTK,AndreasFetzer/CTK,jcfr/CTK,SINTEFMedtek/CTK,fedorov/CTK,commontk/CTK,sankhesh/CTK,AndreasFetzer/CTK,mehrtash/CTK,mehrtash/CTK,ddao/CTK,sankhesh/CTK,jcfr/CTK,CJGoch/CTK,ddao/CTK,rkhlebnikov/CTK,AndreasFetzer/CTK,SINTEFMedtek/CTK,Sardge/CTK,rkhlebnikov/CTK,rkhlebnikov/CTK,danielknorr/CTK,sankhesh/CTK,laurennlam/CTK,mehrtash/CTK,naucoin/CTK,151706061/CTK,commontk/CTK,laurennlam/CTK,Sardge/CTK,pieper/CTK,Heather/CTK,pieper/CTK,jcfr/CTK,jcfr/CTK,fedorov/CTK,151706061/CTK,pieper/CTK,laurennlam/CTK,commontk/CTK,151706061/CTK,naucoin/CTK,151706061/CTK,msmolens/CTK,mehrtash/CTK,CJGoch/CTK,Heather/CTK,sankhesh/CTK,Heather/CTK,fedorov/CTK,msmolens/CTK,naucoin/CTK,msmolens/CTK,Sardge/CTK,CJGoch/CTK,rkhlebnikov/CTK,pieper/CTK,laurennlam/CTK,naucoin/CTK,ddao/CTK,msmolens/CTK,ddao/CTK,danielknorr/CTK,151706061/CTK